netdev - Re: [PATCH v3 net-next 03/11] sfc_ef100: read Design Parameters at probe time

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Date:   Mon, 10 Aug 2020 08:52:18 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Edward Cree <ecree@...arflare.com>
Cc:     linux-net-drivers@...arflare.com, davem@...emloft.net,
        netdev@...r.kernel.org
Subject: Re: [PATCH v3 net-next 03/11] sfc_ef100: read Design Parameters at
 probe time

On Mon, Aug 10, 2020 at 09:15:20AM +0100, Edward Cree wrote:
> On 09/08/2020 01:29, Guenter Roeck wrote:
> > On Mon, Aug 03, 2020 at 09:33:20PM +0100, Edward Cree wrote:
> >> +		if (EFX_MIN_DMAQ_SIZE % reader->value) {
> > This is a 64-bit operation (value is 64 bit). Result on 32-bit builds:
> >
> > ERROR: modpost: "__umoddi3" [drivers/net/ethernet/sfc/sfc.ko] undefined!
> >
> > Guenter
> Yep, kbuild robot already spotted this, and I'm trying to figureout
>  the cleanest way to deal with it.
> See https://lore.kernel.org/netdev/487d9159-41f8-2757-2e93-01426a527fb5@solarflare.com/
> Any advice would be welcome...
> 
Answered there.

Guenter